咨询与建议

限定检索结果

文献类型

  • 52,091 篇 期刊文献
  • 321 篇 会议

馆藏范围

  • 52,412 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 26,956 篇 工学
    • 5,361 篇 材料科学与工程(可...
    • 3,917 篇 机械工程
    • 3,816 篇 化学工程与技术
    • 2,987 篇 电气工程
    • 2,819 篇 计算机科学与技术...
    • 2,418 篇 电子科学与技术(可...
    • 2,021 篇 动力工程及工程热...
    • 1,881 篇 软件工程
    • 1,802 篇 土木工程
    • 1,801 篇 控制科学与工程
    • 1,699 篇 仪器科学与技术
    • 1,580 篇 环境科学与工程(可...
    • 1,420 篇 力学(可授工学、理...
    • 1,387 篇 地质资源与地质工...
    • 1,386 篇 水利工程
    • 1,301 篇 信息与通信工程
    • 1,238 篇 生物医学工程(可授...
  • 16,557 篇 医学
    • 10,903 篇 临床医学
    • 2,325 篇 中西医结合
    • 2,232 篇 药学(可授医学、理...
    • 1,934 篇 基础医学(可授医学...
    • 1,922 篇 公共卫生与预防医...
    • 1,392 篇 中药学(可授医学、...
  • 11,860 篇 理学
    • 4,452 篇 化学
    • 3,253 篇 物理学
    • 3,013 篇 生物学
    • 1,207 篇 生态学
  • 6,859 篇 农学
    • 2,368 篇 作物学
    • 1,255 篇 农业资源与环境
  • 2,873 篇 管理学
    • 1,401 篇 管理科学与工程(可...
  • 1,659 篇 教育学
  • 892 篇 经济学
  • 579 篇 法学
  • 385 篇 文学
  • 310 篇 艺术学
  • 187 篇 军事学
  • 180 篇 历史学
  • 157 篇 哲学

主题

  • 269 篇 数值模拟
  • 165 篇 产量
  • 144 篇 预后
  • 119 篇 影响因素
  • 118 篇 凋亡
  • 118 篇 合成
  • 114 篇 治疗
  • 112 篇 诊断
  • 102 篇 力学性能
  • 96 篇 大鼠
  • 85 篇 分析
  • 82 篇 并发症
  • 80 篇 儿童
  • 78 篇 基因
  • 75 篇 应用
  • 70 篇 质量控制
  • 69 篇 耐药性
  • 66 篇 危险因素
  • 66 篇 仿真
  • 65 篇 水稻

机构

  • 351 篇 清华大学
  • 342 篇 华中科技大学
  • 332 篇 吉林大学
  • 313 篇 上海交通大学
  • 307 篇 中南大学
  • 277 篇 浙江大学
  • 274 篇 西北农林科技大学
  • 252 篇 同济大学
  • 211 篇 中山大学
  • 199 篇 哈尔滨工业大学
  • 193 篇 中国科学院大学
  • 193 篇 江南大学
  • 184 篇 国防科技大学
  • 180 篇 江苏大学
  • 178 篇 中国地质大学
  • 174 篇 南京大学
  • 173 篇 四川大学
  • 167 篇 武汉理工大学
  • 162 篇 北京大学
  • 152 篇 华南理工大学

作者

  • 328 篇 王志成
  • 197 篇 刘志成
  • 192 篇 张志成
  • 166 篇 李志成
  • 156 篇 王成
  • 141 篇 程志
  • 110 篇 李智
  • 108 篇 纪志成
  • 105 篇 程智
  • 91 篇 钟金城
  • 83 篇 程智慧
  • 81 篇 张志
  • 80 篇 张敏
  • 75 篇 刘智
  • 73 篇 程亮
  • 72 篇 王志刚
  • 69 篇 方志成
  • 53 篇 程志刚
  • 52 篇 杨成
  • 52 篇 程志华

语言

  • 49,850 篇 中文
  • 2,562 篇 英文
检索条件"作者=cheng-Zhi lyu"
52412 条 记 录,以下是1-10 订阅
排序:
Expert Consensus on the Treat-to-Target Strategy for Psoriasis With Biological Agents in China(Simplified Edition)
收藏 引用
International Journal of Dermatology and Venereology 2024年 第2期7卷 61-69页
作者: Ai-Jun Chen Da-Xing Cai Xiang Chen Yong Cui Yan Ding Heng Gu Xing-Hua Gao Chao Ji Xiao-Jing Kang Ye-Hong Kuang cheng-zhi lyu Min Li Wei Li Xia Li Yu-Zhen Li Xiao-Yong Man Jian-Jun Qiao Juan Su Liang-Dan Sun Yu-Ling Shi Juan Tao Jian-Xin Xia Rong Xiao Bin Yang Wu Zhu Xue-Jun Zhang Committee on Psoriasis Dermatology and Venereology Branch of the Chinese Medical Association Department of Dermatology The First Affiliated Hospital of Chongqing Medical UniversityChongqing 400016China Department of Dermatology Qilu HospitalShandong UniversityJinanShandong 250100China Department of Dermatology Xiangya HospitalCentral South UniversityChangshaHunan 410008China Department of Dermatology China-Japan Friendship HospitalBeijing 100192China Department of Dermatology Hainan Provincial Hospital of Skin DiseaseHaikouHainan 570311China Department of Dermatology Hospital for Skin DiseasesChinese Academy of Medical SciencesNanjingJiangsu 210042China Department of Dermatology The First Hospital of China Medical UniversityShenyangLiaoning 110002China Department of Dermatology The First Affiliated Hospital of Fujian Medical UniversityFuzhouFujian 350004China Department of Dermatology People’s Hospital of Xinjiang Uygur Autonomous RegionUrumqiXinjiang Uyghur Autonomous Region 830001China Department of Dermatology Dalian Dermatosis HospitalDalianLiaoning 116021China Department of Dermatology Dushu Lake Hospital Affiliated to Soochow UniversitySuzhouJiangsu 215127China Department of Dermatology West China Hospital of Sichuan UniversityChengduSichuan 610044China Department of Dermatology Ruijin HospitalShanghai Jiao Tong University School of MedicineShanghai 200025China Department of Dermatology The Second Affiliated Hospital of Harbin Medical UniversityHarbinHeilongjiang 150086China Department of Dermatology The Second Affiliated Hospital of Zhejiang University School of MedicineHangzhouZhejiang 310003China Department of Dermatology The First Affiliated Hospital of Zhejiang University School of MedicineHangzhouZhejiang 310003China Department of Dermatology The First Affiliated Hospital of Anhui Medical UniversityHefeiAnhui 230022China Department of Dermatology Shanghai Skin Disease HospitalTongji University School of MedicineShanghai 200093China Department of Dermatology The Union Hospital of Tongji Medical CollegeHuazhong University of Science and Te
Psoriasis is a chronic,recurrent,inflammatory systemic disease that is not only characterized by skin manifestations but may also be accompanied by various comorbidities,imposing a heavy burden on patients’physical a... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Reduction of dinitrogen to ammonia on doped three-atom clusters Nb_(2)M(M=Sc to Cu & Y to Ag)
收藏 引用
Rare Metals 2024年 第8期43卷 3810-3818页
作者: Ran cheng Chao-Nan Cui zhi-Xun Luo Beijing National Laboratory for Molecular Science(BNLMS) State Key Laboratory for Structural Chemistry of Unstable and Stable SpeciesInstitute of ChemistryChinese Academy of SciencesBeijing 100190China School of Chemical Science University of Chinese Academy of SciencesBeijing 100049China
Catalytic reduction of dinitrogen to ammonia under mild conditions remains an attractive topic for the purpose of lowering energy ***-atom metal clusters have been proved an ideal model to explore highly efficient cat... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Classification of complete 3-dimensional self-shrinkers in the Euclidean space R^(4)
收藏 引用
Science China Mathematics 2024年 第4期67卷 873-882页
作者: Qing-Ming cheng zhi Li Guoxin Wei Department of Applied Mathematics Faculty of ScienceFukuoka UniversityFukuoka 814-0180Japan College of Mathematics and Information Science Henan Normal UniversityXinxiang 453007China School of Mathematical Sciences South China Normal UniversityGuangzhou 510631China
In this paper,we completely classify 3-dimensional complete self-shrinkers with the constant norm S of the second fundamental form and the constant f3in the Euclidean space R^(4),where hij’s are components of the sec... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Microstructure and mechanical properties of Ti/Al/Ti clad plates prepared via powder-in-tube method
收藏 引用
Journal of Iron and Steel Research International 2024年 第3期31卷 670-687页
作者: Xian-lei Hu Qin-cheng Xie Yi Yuan Ying zhi State Key Laboratory of Rolling and Automation Northeastern UniversityShenyang 110819LiaoningChina Suzhou Dongbao Haixing Metal Material Technology Co. Ltd.Suzhou 215600JiangsuChina School of Material Science and Engineering Northeastern UniversityShenyang 110819LiaoningChina
The Ti/Al/Ti clad plates exhibit a broad spectrum of potential ***,the conventional techniques of hot-pressing composite and explosive composite are intricate and environmentally hazardous.A novel method was introduce... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Clinical analysis of multiple primary gastrointestinal malignant tumors:A 10-year case review of a single-center
收藏 引用
World Journal of Gastrointestinal Oncology 2024年 第4期16卷 1204-1212页
作者: cheng-Lou Zhu Ling-zhi Peng The First School of Clinical Medicine Lanzhou UniversityLanzhou 730000Gansu ProvinceChina Department of Surgical Oncology Gansu Provincial HospitalLanzhou 730000Gansu ProvinceChina
BACKGROUND Multiple primary malignant tumors(MPMTs)was first described by Billroth as early as 1889,with the first report published by Warren and Gates in *** then,numerous cases have been reported.A literature review... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Magnetic emission intensity enhancement for amorphous alloys by constructing a multi-phase structure withα-Fe nanocrystals
收藏 引用
Nano Research 2024年 第7期17卷 6630-6637页
作者: Ke Liu zhi Qin Jie Shen zhi cheng Shiyue You Liang Ma Jing Zhou Wen Chen State Key Laboratory of Advanced Technology for Materials Synthesis and Processing School of Materials Science and EngineeringWuhan University of TechnologyWuhan 430070China Sanya Science and Education Innovation Park Wuhan University of TechnologySanya 572024China Hubei Longzhong Laboratory Wuhan University of Technology Xiangyang Demonstration ZoneXiangyang 441000China
The perturbation in the magnetic field generated by the rotation or oscillation of magnetic domains in magnetic materials can emit low-frequency electromagnetic waves,which are expected to be used in low-frequency ***... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Security-constrained Transmission Maintenance Optimization Considering Generation and Operational Risk Costs
收藏 引用
Journal of Modern Power Systems and Clean Energy 2024年 第3期12卷 767-781页
作者: Dan Xu zhi Cai Qian cheng Guodong Huang Jingyang Zhou Junjie Tang Beijing Key Laboratory of Research and System Evaluation of Power Dispatching Automation Technology China Electric Power Research InstituteBeijing 100192China State Key Laboratory of Power Transmission Equipment&System Security and New Technology Chongqing UniversityChongqing 400044China
With the large-scale integration of renewable energy,the traditional maintenance arrangement during the load valley period cannot satisfy the transmission demand of renewable energy ***,in a market-oriented operation ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Dual modification of LiNi_(0.83)Co_(0.11)Mn_(0.06)O_(2) cathode materials by K^(+) doping and Li_(3)PO_(4) coating for lithium ions batteries
收藏 引用
Rare Metals 2024年 第7期43卷 3007-3018页
作者: Wei Xiao Jia-Le Wang zhi-cheng Yi cheng-Jin Liu Chang Miao Yu Xin Shu-Qing Nie College of Chemistry and Environmental Engineering Yangtze UniversityJingzhou 434023China
Li_(3)PO_(4)@Li_(0.99)K_(0.01)Ni_(0.83)Co_(0.11)Mn_(O.06)O_(2)(NCM-KP) cathode powders are synthesized via K^(+)doping in calcination processes and H_3PO_4 coating in sol-gel processes.K^(+) precisely enters into the ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Unusual photocarrier and coherent phonon dynamics behaviors of layered PdSe_(2)unveiled by ultrafast spectroscopy of the edge surface
收藏 引用
Science China(Physics,Mechanics & Astronomy) 2024年 第8期67卷 143-152页
作者: Tiantian Yun Changfu Huo Jinluo cheng zhi-Bo Liu Xiao-Qing Yan Key Laboratory of Weak-Light Nonlinear Photonics Ministry of EducationSchool of PhysicsNankai UniversityTianjin 300071China Collaborative Innovation Center of Extreme Optics Shanxi UniversityTaiyuan 030006China GPL Photonics Laboratory Key Laboratory of Luminescence Science and TechnologyChinese Academy of Sciences&State Key Laboratory of Luminescence Science and ApplicationsChangchun Institute of OpticsFine Mechanics and PhysicsChinese Academy of SciencesChangchun 130033China
Layered materials exhibit different electronic and phonon properties along in-plane and out-of-plane directions;existing studies focus on their in-plane behaviors,and the influence of such anisotropies on the dynamics... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Interface strengthening for thermal sprayed WC-10Co4Cr coating subjected to pulsed magnetic treatment
收藏 引用
Rare Metals 2024年 第2期43卷 780-795页
作者: cheng-Kai Qian Qu Liu Heng Wang Ke-Jian Li zhi-Peng Cai Department of Mechanical Engineering Tsinghua UniversityBeijing100084China Tianjin Research Institute for Advanced Equipment Tsinghua UniversityTianjin300304China State Key Laboratory of Tribology in Advanced Equipment Tsinghua UniversityBeijing100084China
The reliability of the coated industry components demands ideal fatigue properties of the coating,and it is mainly determined by the performance of the *** this study,pulsed magnetic treatment(PMT)was applied to the t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论